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Finding the Fourth Proportional to 466.36, 699.70 and 222.86

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Solution

The fourth proportional to 466.36, 699.70 and 222.86 is: 334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.36 : 699.70 = 222.86 : x
  2. Step 2: Convert to fraction form
    466.36/699.70 = 222.86/x
  3. Step 3: Cross multiply
    466.36x = 699.70 × 222.86
  4. Step 4: Simplify right side
    466.36x = 155,935.14
  5. Step 5: Solve for x
    x = 155,935.14/466.36
  6. Step 6: Final answer
    x = 334.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.